ARM: dts: imx7s: Add snvs-poweroff support

Just like other i.MX devices, i.MX7 also supports using the SNVS
block to poweroff the chip.

Add an entry for it.

Signed-off-by: Fabio Estevam <festevam@denx.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/nxp/imx/imx7s.dtsi b/arch/arm/boot/dts/nxp/imx/imx7s.dtsi
index 9c81c6baa2d39ae7cd73a34144598d513423c343..22dd72499ef27851f13fe02ece118f30cfbb40d4 100644 (file)
--- a/arch/arm/boot/dts/nxp/imx/imx7s.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx7s.dtsi
@@ -636,6 +636,15 @@
                                        clock-names = "snvs-rtc";
                                };
 
+                               snvs_poweroff: snvs-poweroff {
+                                       compatible = "syscon-poweroff";
+                                       regmap = <&snvs>;
+                                       offset = <0x38>;
+                                       value = <0x60>;
+                                       mask = <0x60>;
+                                       status = "disabled";
+                               };
+
                                snvs_pwrkey: snvs-powerkey {
                                        compatible = "fsl,sec-v4.0-pwrkey";
                                        regmap = <&snvs>;